12900855

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1907}}^1$

素因数の和:1967

約数の個数: 32

約数和(自身を含む): 23079168

約数和(自身を除く): 10178313

約数列:

[1, 3, 5, 11, 15, 33, 41, 55, 123, 165, 205, 451, 615, 1353, 1907, 2255, 5721, 6765, 9535, 20977, 28605, 62931, 78187, 104885, 234561, 314655, 390935, 860057, 1172805, 2580171, 4300285, 12900855]

約数ペア:

[(1, 12900855), (3, 4300285), (5, 2580171), (11, 1172805), (15, 860057), (33, 390935), (41, 314655), (55, 234561), (123, 104885), (165, 78187), (205, 62931), (451, 28605), (615, 20977), (1353, 9535), (1907, 6765), (2255, 5721)]